Oval|Lab Grown|GIA

4.20ct E IF Oval Lab Grown Diamond

ID • E/IF • GIA 2488360216

Certificate GIA 2488360216

Diamond specifications and retailer prices

From $9,455 SGD
$7,396 USD
As of October 29, 2026
Save $10,552 SGD (53%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $20,007 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.2ct lab-grown oval diamond

This 4.2ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2488360216. Listed at 6 retailers as of October 29, 2026, with prices from $9,455 to $20,007, a $10,552 spread on the same certified stone. Brilliant Earth lists it at $20,007. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.20
Carat
E
Colour
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 2488360216
Dimensions13.17 × 9.13 × 5.70 mm
L/W Ratio1.44
Top View
13.17 mm9.13 mm4.20 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2488360216
Side View
Table 57.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 62.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $20,007 SGD|Low: $19,802 SGD|High: $20,045 SGD|Avg: $19,952 SGD|+1.0%
October 18, 2026
Brilliant Earth$20,007 SGD

3 data points across 1 retailer

6 retailers$9,455 SGD to $20,007 SGD

A
Cheapest Retailer
-
$9,455 SGD
$7,396 USD
B+
Retailer 2
-
$9,833 SGD
$7,692 USD
View
Retailer 3
-
$10,969 SGD
$8,580 USD
View
Price last confirmed 14 days ago
B+
Retailer 4
-
$10,969 SGD
$8,580 USD
View
B+
Retailer 5
-
$13,616 SGD
$10,651 USD
View
Most Expensive
B
Brilliant Earth
16516212A · Oct 29
$20,007 SGD
$15,650 USD
View
5 more retailers have this diamond
Prices start from $9,455 SGDSave up to $10,552 SGD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
4.20ct Oval
$9,455 SGD